Herramientas

Diffs a live page's accessibility violations against a baseline, stashing uncommitted changes by default or comparing with a branch, and reports new, fixed and pre-existing WCAG issues with selectors and fixes. Locates only, no edits. Runs AccessLint's Chrome and CLI tools via npx.

Runs the AccessLint rule engine against a live page and returns a worklist of WCAG 2.2 violations, each with its DOM selector, source file and line when mapped, evidence and a suggested fix. Locates without editing; sets up a debuggable Chrome and runs the CLI via npx.

DeepL's official MCP: translate text and documents (PDF, DOCX, PPTX, XLSX and more) and rephrase or polish writing, using the glossaries and style rules in your account. Needs a DeepL API key.

Jenkins plugin that turns Jenkins itself into an MCP server: agents can list jobs, trigger and rerun builds, page through and search build logs, and view test results and SCM info. Hosted in the official jenkinsci organization; authenticates with a Jenkins API token over Basic auth.

Sonar's official plugin bringing SonarQube checks into the agent coding loop: secrets-scanning hook, issue fixing, quality gates, coverage and dependency risk; with Vortex analysis on, every edit is checked. Needs SonarQube (free Community Build works), the sonar CLI and Docker.

From Twilio Labs: exposes Twilio's public APIs (SMS, voice, phone numbers, Serverless and more) as MCP tools generated from its OpenAPI specs, with filtering by service or tag. Needs a Twilio API key; marked as a proof of concept.

Strips AI-writing tells from prose while keeping meaning, voice and density: locks facts and quotes, flags filler, inflated significance and formulaic contrast, and rewrites without inventing details. Includes scripts for slop, passive-voice and meaning-preservation checks.

Shapes the agent's own replies rather than your documents: separates what changed from what was verified, cuts invented confidence, leads with the action and keeps load-bearing caveats. Manually invoked and stays on until you say stop; a script can enable it in CLAUDE.md or AGENTS.md.

Neon's official plugin combining the Neon MCP and skills to manage serverless Postgres: projects and branches, object storage, Functions and the AI Gateway. Signs in to Neon via OAuth the first time you use the MCP.

Analyzes your codebase and generates a render.yaml Blueprint, or creates services directly through the Render MCP, to deploy apps to Render. Maintained by Render and included in OpenAI's curated skills. Needs a Render account and code pushed to GitHub, GitLab or Bitbucket.

Translated's official MCP for its Lara translation model: language detection, context-aware translation in faithful, fluent or creative styles, plus translation memories and glossaries. Needs a Lara Translate account (browser sign-in on first use); the free plan has a monthly quota.

PostHog's official plugin with a built-in MCP and 30+ skills: query product analytics, feature flags, A/B experiments, dashboards and error tracking from chat, and optionally send Claude Code sessions to LLM Analytics. Needs OAuth sign-in with a PostHog account.

Applies tiered prefers-reduced-motion handling instead of disabling everything: removes vestibular triggers like parallax and scroll hijacking, softens large movement into short fades, and keeps essential motion. Covers CSS and JS gating for GSAP, Framer Motion and Lenis, per WCAG 2.3.3.

MLflow's official skills plugin: lets coding agents add MLflow Tracing to LLM apps, analyze failed traces, build evaluation datasets and scorers, and query token and latency metrics, closing the instrument, evaluate, iterate loop. Needs MLflow 3.8+.

Official ListenHub skills: agents turn a topic, article or link into podcasts, explainer videos and slides, and can also do voiceovers, voice cloning, background music and image generation. Needs a ListenHub account (free credits included) and the listenhub CLI.

Prisma's official skills: the Prisma ORM CLI, Client query API, connection setup for various databases, a v6 to v7 upgrade guide, and deployment workflows for Prisma Postgres and Compute.

Readwise's official CLI: lets agents search articles and highlights saved in Readwise and Reader, save web pages, tag items and organize reading lists, with a read-only mode to prevent accidental changes. Needs Node.js; Readwise is a paid subscription with a 30-day free trial.

Discourse's official MCP: lets agents search and read forum topics and posts and view categories and users. Read-only by default and no account needed for public forums; posting and replying require a site API key and the --allow_writes flag. Needs Node.js 24+.

Zendesk's official CLI: preview, import and publish Help Center themes locally, and create, package and deploy Zendesk apps such as ticket sidebar apps. Needs a Zendesk account, Node.js 20.17+ and yarn, some HTML/CSS for themes; run zcli login first.

Lets agents create, search, update and reply to Freshdesk tickets, add internal notes, and look up contacts, companies and agents, so support teams can process and summarize tickets in bulk. Needs a Freshdesk API key and account domain; runs locally with uvx.

Pinecone's official plugin: bundles the Pinecone MCP server and /pinecone skill commands to create vector indexes, upsert data, search in plain language, or build a document Q&A assistant with citations from Claude Code. Needs a Pinecone API key (free sign-up); Assistant features also need uv.

Typefully's official skill: lets agents draft posts and long threads and schedule or publish them to X, LinkedIn, Threads, Bluesky, Mastodon and Substack Notes, and view scheduled content. Needs a Typefully account and API key, plus Node.js 18+.

Contentful's official MCP: content and marketing teams can create, edit and publish entries and assets in bulk using plain language, and manage localized content and scheduled publishing. Needs a Space ID, a management API token and Node.js; protected environments guard live content.

Helps agents add Auth0 authentication to apps: detects 35+ frameworks and covers login, MFA, SSO, RBAC, JWT validation, migration from other auth providers, and tenant security audits. Maintained by Auth0; needs an Auth0 account (free sign-up).